V. I. Tsurkov Sov. J. Comput. Syst. Sci. , vol.25 No.5 , 01.1987 , p. 39-47, language: английский ISSN 0882-4002  Аннотация A survey is given of methods of reducing dimensionality that relate to problems of large-scale systems or the theory of large systems. This can be considered as a brief summary of the recently published book of the author, "Dynamic problems of large dimension", Nauka (Moscow 1988).  Ключевые слова reducing dimensionality